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<h2 class="comptitle">Compound Module <i>GiaModules</i></h2>
<b>Package:</b> oversim.overlay.gia<br/><b>File: <a href="src-overlay-gia-Gia.ned.html">src/overlay/gia/Gia.ned</a></b><br/>
<p>Implementation of the <a href="oversim.overlay.gia.Gia.html">Gia</a> overlay as described in
"Making Gnutella-like P2P Systems Scalable"
by Yatin Chawathe, Sylvia Ratnasamy, Lee Breslau, Nick Lanham
and Scott Shenker, published in "In Proc. ACM SIGCOMM (Aug. 2003)".</p>
<p><b>Author:</b> Robert Palmer</p>
<img src="oversim.overlay.gia.GiaModules-type.png" ismap="yes" usemap="#type-diagram"/><map name="type-diagram">
<area shape="rect" href="oversim.overlay.gia.Gia.html" title="Gia" alt="Gia" coords="42,322,86,381">
<area shape="rect" href="oversim.overlay.gia.GiaKeyListModule.html" title="GiaKeyListModule" alt="GiaKeyListModule" coords="110,322,195,381">
<area shape="rect" href="oversim.overlay.gia.GiaNeighbors.html" title="GiaNeighbors" alt="GiaNeighbors" coords="212,322,272,381">
<area shape="rect" href="oversim.overlay.gia.GiaTokenFactory.html" title="GiaTokenFactory" alt="GiaTokenFactory" coords="293,322,371,381">
</map>
<h3 class="subtitle">Usage diagram:</h3>
<p>The following diagram shows usage relationships between types.
Unresolved types are missing from the diagram.
Click <a href="full-ned-usage-diagram.html">here</a> to see the full picture.</p>
<img src="oversim.overlay.gia.GiaModules-usage.png" ismap="yes" usemap="#usage-diagram"/><map name="usage-diagram"><area shape="rect" id="node1" href="oversim.overlay.gia.GiaModules.html" title="Compound Module GiaModules" alt="" coords="285,6,376,34">
<area shape="rect" id="node2" href="oversim.overlay.gia.GiaKeyListModule.html" title="Simple Module GiaKeyListModule" alt="" coords="5,83,133,111">
<area shape="rect" id="node4" href="ned.IdealChannel.html" title="Channel IdealChannel" alt="" coords="157,83,256,111">
<area shape="rect" id="node6" href="oversim.overlay.gia.GiaNeighbors.html" title="Simple Module GiaNeighbors" alt="" coords="280,83,381,111">
<area shape="rect" id="node8" href="oversim.overlay.gia.Gia.html" title="Simple Module Gia" alt="" coords="405,83,477,111">
<area shape="rect" id="node10" href="oversim.overlay.gia.GiaTokenFactory.html" title="Simple Module GiaTokenFactory" alt="" coords="501,83,624,111">
</map>
<h3 class="subtitle">Inheritance diagram:</h3>
<p>The following diagram shows inheritance relationships for this type.
Unresolved types are missing from the diagram.
Click <a href="full-ned-inheritance-diagram.html">here</a> to see the full picture.</p>
<img src="oversim.overlay.gia.GiaModules-inheritance.png" ismap="yes" usemap="#inheritance-diagram"/><map name="inheritance-diagram"><area shape="rect" id="node1" href="oversim.overlay.gia.GiaModules.html" title="Compound Module GiaModules" alt="" coords="5,83,96,111">
<area shape="rect" id="node2" href="oversim.common.IOverlay.html" title="Module Interface IOverlay" alt="" coords="15,6,87,34">
</map>
<h3 class="subtitle">Gates:</h3>
<table class="paramtable">
   <tr>
      <th>Name</th>
      <th>Direction</th>
      <th>Size</th>
      <th>Description</th>
   </tr>
<tr class="local">
   <td width="150">udpIn</xsl:if></td>
   <td width="100"><i>input</i></td>
   <td width="50"></td>   <td>
<p>gate from UDP</p>
</td>
</tr>
<tr class="local">
   <td width="150">udpOut</xsl:if></td>
   <td width="100"><i>output</i></td>
   <td width="50"></td>   <td>
<p>gate to UDP</p>
</td>
</tr>
<tr class="local">
   <td width="150">tcpIn</xsl:if></td>
   <td width="100"><i>input</i></td>
   <td width="50"></td>   <td>
<p>gate from the TCP layer</p>
</td>
</tr>
<tr class="local">
   <td width="150">tcpOut</xsl:if></td>
   <td width="100"><i>output</i></td>
   <td width="50"></td>   <td>
<p>gate to the TCP layer</p>
</td>
</tr>
<tr class="local">
   <td width="150">appIn</xsl:if></td>
   <td width="100"><i>input</i></td>
   <td width="50"></td>   <td>
<p>gate from application</p>
</td>
</tr>
<tr class="local">
   <td width="150">appOut</xsl:if></td>
   <td width="100"><i>output</i></td>
   <td width="50"></td>   <td>
<p>gate to application</p>
</td>
</tr>
</table>
<h3 class="subtitle">Unassigned submodule parameters:</h3>
<table class="paramtable">
   <tr>
      <th>Name</th>
      <th>Type</th>
      <th>Default value</th>
      <th>Description</th>
   </tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.rpcUdpTimeout</td>
   <td width="100">
      <i>double</i>
   </td>
   <td width="120"></td>
   <td>
<p>default timeout value for direct RPCs</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.rpcKeyTimeout</td>
   <td width="100">
      <i>double</i>
   </td>
   <td width="120"></td>
   <td>
<p>default timeout value for routed RPCs</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.optimizeTimeouts</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>calculate timeouts from measured RTTs
and network coordinates</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.rpcExponentialBackoff</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>if true, doubles the timeout for
every retransmission</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.localPort</td>
   <td width="100">
      <i>int</i>
   </td>
   <td width="120"></td>
   <td>
<p>UDP port for overlay messages</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.debugOutput</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>enable debug output</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.keyLength</td>
   <td width="100">
      <i>int</i>
   </td>
   <td width="120"></td>
   <td>
<p>overlay key length in bits</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.nodeId</td>
   <td width="100">
      <i>string</i>
   </td>
   <td width="120"></td>
   <td>
<p>optional nodeId as string in hexadecimal notation</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.useCommonAPIforward</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>enable CommonAPI forward() calls</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.drawOverlayTopology</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>draw arrow to successor node?</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.hopCountMax</td>
   <td width="100">
      <i>int</i>
   </td>
   <td width="120"></td>
   <td>
<p>maximum number of overlay hops</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.recNumRedundantNodes</td>
   <td width="100">
      <i>int</i>
   </td>
   <td width="120"></td>
   <td>
<p>numRedundantNodes for recursive routing</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.joinOnApplicationRequest</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>only join the overlay on application request</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.collectPerHopDelay</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>delay statistics for single hops</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.routeMsgAcks</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>use RPCs for route messages</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.lookupRedundantNodes</td>
   <td width="100">
      <i>int</i>
   </td>
   <td width="120"></td>
   <td>
<p>number of next hops in each step</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.lookupParallelPaths</td>
   <td width="100">
      <i>int</i>
   </td>
   <td width="120"></td>
   <td>
<p>number of parallel paths</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.lookupParallelRpcs</td>
   <td width="100">
      <i>int</i>
   </td>
   <td width="120"></td>
   <td>
<p>number of nodes to ask in parallel</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.lookupVerifySiblings</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>true, if siblings need to be authenticated with a ping</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.lookupMajoritySiblings</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>true, if sibling candidates are selected by a majority decision if using parallel paths</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.lookupMerge</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>true, if parallel Rpc results should be merged</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.lookupFailedNodeRpcs</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>communicate failed nodes</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.lookupStrictParallelRpcs</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>limited the number of concurrent rpcs to parameter parallelRpcs</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.lookupUseAllParallelResponses</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>merge all parallel responses from earlier steps</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.lookupNewRpcOnEveryTimeout</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>send a new RPC immediately after an RPC timeouts</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.lookupNewRpcOnEveryResponse</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>send a new RPC after every response, even if there was no progress</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.lookupFinishOnFirstUnchanged</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>finish lookup, if the last pending RPC returned without progress</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.lookupVisitOnlyOnce</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>if true, the same node is never asked twice during a single lookup</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.lookupAcceptLateSiblings</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>if true, a <a href="FindNodeResponse.html">FindNodeResponse</a> with sibling flag set is always accepted, even if it is from a previous lookup step</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.routingType</td>
   <td width="100">
      <i>string</i>
   </td>
   <td width="120"></td>
   <td>
<p>default routing mode (iterative, semi-recursive,...)</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.rejoinOnFailure</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>rejoin after loosing connection to the overlay?</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.sendRpcResponseToLastHop</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>needed by KBR protocols for NAT support</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.recordRoute</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>record visited hops on route</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.dropFindNodeAttack</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>if node is malicious, it tries a findNode attack</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.isSiblingAttack</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>if node is malicious, it tries a isSibling attack</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.invalidNodesAttack</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>if node is malicious, it tries a invalidNode attack</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.dropRouteMessageAttack</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>if node is malicious, it drops all received BaseRouteMessages</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.measureAuthBlock</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>if true, measure the overhead of signatures in rpc messages</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.restoreContext</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>if true, a node rejoins with its old nodeId and malicious state</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.maxNeighbors</td>
   <td width="100">
      <i>int</i>
   </td>
   <td width="120"></td>
   <td>
<p>maximum number of neighbors</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.minNeighbors</td>
   <td width="100">
      <i>int</i>
   </td>
   <td width="120"></td>
   <td>
<p>minimum number of neighbors</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.maxTopAdaptionInterval</td>
   <td width="100">
      <i>double</i>
   </td>
   <td width="120"></td>
   <td>
<p>maximum topology adaption interval</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.topAdaptionAggressiveness</td>
   <td width="100">
      <i>int</i>
   </td>
   <td width="120"></td>
   <td>
<p>topology adaption aggressiveness</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.maxLevelOfSatisfaction</td>
   <td width="100">
      <i>double</i>
   </td>
   <td width="120"></td>
   <td>
<p>maximum level of satisfaction</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.maxHopCount</td>
   <td width="100">
      <i>int</i>
   </td>
   <td width="120"></td>
   <td>
<p>maximum TTL for sent messages</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.messageTimeout</td>
   <td width="100">
      <i>double</i>
   </td>
   <td width="120"></td>
   <td>
<p>message timeout</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.neighborTimeout</td>
   <td width="100">
      <i>double</i>
   </td>
   <td width="120"></td>
   <td>
<p>neighbor timeout</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.sendTokenTimeout</td>
   <td width="100">
      <i>double</i>
   </td>
   <td width="120"></td>
   <td>
<p>token timeout</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.tokenWaitTime</td>
   <td width="100">
      <i>double</i>
   </td>
   <td width="120"></td>
   <td>
<p>delay when sending new token</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.keyListDelay</td>
   <td width="100">
      <i>double</i>
   </td>
   <td width="120"></td>
   <td>
<p>delay when sending new key list to our neighbors</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.updateDelay</td>
   <td width="100">
      <i>double</i>
   </td>
   <td width="120"></td>
   <td>
<p>delay between two update messages</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.outputNodeDetails</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>output node details</p>
   </td>
</tr>
<tr>
   <td><a href="oversim.overlay.gia.Gia.html">gia</a>.optimizeReversePath</td>
   <td width="100">
      <i>bool</i>
   </td>
   <td width="120"></td>
   <td>
<p>use optimized reverse path?</p>
   </td>
</tr>
</table>
<h3 class="subtitle">Source code:</h3>
<pre class="src"><span style="color: #808080; font-style: italic; ">//
// Implementation of the Gia overlay as described in
// &quot;Making Gnutella-like P2P Systems Scalable&quot;
// by Yatin Chawathe, Sylvia Ratnasamy, Lee Breslau, Nick Lanham
// and Scott Shenker, published in &quot;In Proc. ACM SIGCOMM (Aug. 2003)&quot;.
// </span><span style="color: #000080; ">@author</span><span style="color: #808080; font-style: italic; "> Robert Palmer
//
</span><span style="color: #800000; font-weight: bold; ">module</span><span style="color: #000000; "> </span><span style="color: #000000; ">GiaModules</span><span style="color: #000000; "> </span><span style="color: #800000; font-weight: bold; ">like</span><span style="color: #000000; "> </span><span style="color: #000000; ">IOverlay</span><span style="color: #000000; ">
{
    </span><span style="color: #800000; font-weight: bold; ">gates</span><span style="color: #000000; ">:
        </span><span style="color: #000080; font-weight: bold; ">input</span><span style="color: #000000; "> </span><span style="color: #000000; ">udpIn</span><span style="color: #000000; ">;  </span><span style="color: #808080; font-style: italic; ">// gate from UDP
</span><span style="color: #000000; ">        </span><span style="color: #000080; font-weight: bold; ">output</span><span style="color: #000000; "> </span><span style="color: #000000; ">udpOut</span><span style="color: #000000; ">;   </span><span style="color: #808080; font-style: italic; ">// gate to UDP
</span><span style="color: #000000; ">        </span><span style="color: #000080; font-weight: bold; ">input</span><span style="color: #000000; "> </span><span style="color: #000000; ">tcpIn</span><span style="color: #000000; ">;    </span><span style="color: #808080; font-style: italic; ">// gate from the TCP layer
</span><span style="color: #000000; ">        </span><span style="color: #000080; font-weight: bold; ">output</span><span style="color: #000000; "> </span><span style="color: #000000; ">tcpOut</span><span style="color: #000000; ">;    </span><span style="color: #808080; font-style: italic; ">// gate to the TCP layer
</span><span style="color: #000000; ">        </span><span style="color: #000080; font-weight: bold; ">input</span><span style="color: #000000; "> </span><span style="color: #000000; ">appIn</span><span style="color: #000000; ">;  </span><span style="color: #808080; font-style: italic; ">// gate from application
</span><span style="color: #000000; ">        </span><span style="color: #000080; font-weight: bold; ">output</span><span style="color: #000000; "> </span><span style="color: #000000; ">appOut</span><span style="color: #000000; ">;   </span><span style="color: #808080; font-style: italic; ">// gate to application
</span><span style="color: #000000; ">
    </span><span style="color: #800000; font-weight: bold; ">submodules</span><span style="color: #000000; ">:
        </span><span style="color: #000000; ">gia</span><span style="color: #000000; ">: </span><span style="color: #000000; ">Gia</span><span style="color: #000000; "> {
            </span><span style="color: #800000; font-weight: bold; ">parameters</span><span style="color: #000000; ">:
                </span><span style="color: #000000; font-weight: bold; ">@display</span><span style="color: #000000; ">(</span><span style="color: #008000; ">&quot;p=60,60;i=block/circle&quot;</span><span style="color: #000000; ">);
        }
        </span><span style="color: #000000; ">keyListModule</span><span style="color: #000000; ">: </span><span style="color: #000000; ">GiaKeyListModule</span><span style="color: #000000; "> {
            </span><span style="color: #800000; font-weight: bold; ">parameters</span><span style="color: #000000; ">:
                </span><span style="color: #000000; font-weight: bold; ">@display</span><span style="color: #000000; ">(</span><span style="color: #008000; ">&quot;p=150,60;i=block/table&quot;</span><span style="color: #000000; ">);
        }
        </span><span style="color: #000000; ">neighbors</span><span style="color: #000000; ">: </span><span style="color: #000000; ">GiaNeighbors</span><span style="color: #000000; "> {
            </span><span style="color: #800000; font-weight: bold; ">parameters</span><span style="color: #000000; ">:
                </span><span style="color: #000000; font-weight: bold; ">@display</span><span style="color: #000000; ">(</span><span style="color: #008000; ">&quot;p=240,60;i=block/table&quot;</span><span style="color: #000000; ">);
        }
        </span><span style="color: #000000; ">tokenFactory</span><span style="color: #000000; ">: </span><span style="color: #000000; ">GiaTokenFactory</span><span style="color: #000000; "> {
            </span><span style="color: #800000; font-weight: bold; ">parameters</span><span style="color: #000000; ">:
                </span><span style="color: #000000; font-weight: bold; ">@display</span><span style="color: #000000; ">(</span><span style="color: #008000; ">&quot;p=330,60;i=block/table&quot;</span><span style="color: #000000; ">);
        }
    </span><span style="color: #800000; font-weight: bold; ">connections</span><span style="color: #000000; "> </span><span style="color: #800000; font-weight: bold; ">allowunconnected</span><span style="color: #000000; ">:
        </span><span style="color: #000000; ">udpIn</span><span style="color: #000000; "> </span><span style="color: #800000; font-weight: bold; ">--&gt;</span><span style="color: #000000; "> </span><span style="color: #000000; ">gia</span><span style="color: #000000; ">.</span><span style="color: #000000; ">udpIn</span><span style="color: #000000; ">; </span><span style="color: #808080; font-style: italic; ">// connect udpIn with gia.udpIn
</span><span style="color: #000000; ">        </span><span style="color: #000000; ">udpOut</span><span style="color: #000000; "> </span><span style="color: #800000; font-weight: bold; ">&lt;--</span><span style="color: #000000; "> </span><span style="color: #000000; ">gia</span><span style="color: #000000; ">.</span><span style="color: #000000; ">udpOut</span><span style="color: #000000; ">;     </span><span style="color: #808080; font-style: italic; ">// connect to_upd with gia.udpOut
</span><span style="color: #000000; ">        </span><span style="color: #000000; ">appIn</span><span style="color: #000000; "> </span><span style="color: #800000; font-weight: bold; ">--&gt;</span><span style="color: #000000; "> </span><span style="color: #000000; ">gia</span><span style="color: #000000; ">.</span><span style="color: #000000; ">appIn</span><span style="color: #000000; ">;   </span><span style="color: #808080; font-style: italic; ">// connect appIn with gia.appIn
</span><span style="color: #000000; ">        </span><span style="color: #000000; ">appOut</span><span style="color: #000000; "> </span><span style="color: #800000; font-weight: bold; ">&lt;--</span><span style="color: #000000; "> </span><span style="color: #000000; ">gia</span><span style="color: #000000; ">.</span><span style="color: #000000; ">appOut</span><span style="color: #000000; ">;       </span><span style="color: #808080; font-style: italic; ">// connect appOut with gia.appOut
</span><span style="color: #000000; ">
}
</span></pre>
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